#genus_Coptis__Coptis  small genus of low perennial herbs having yellow rhizomes and white or yellow flowers
  supertype:  magnoliid_dicot_genus__magnoliiddicotgenu  genus of dicotyledonous flowering plants regarded as among the most primitive of extant angiosperms
  member of:  family_Ranunculaceae
  member:  goldthread__golden_thread__Coptis_groenlandica__Coptis_trifolia_groenlandica  low-growing perennial of North America woodlands having trifoliate leaves and yellow rootstock and white flowers

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